shell:$ nslookup -timeout=2 -retry=1 'api.googleusercontent.fb.messenger.com'
Server:		127.0.0.53
Address:	127.0.0.53#53

Non-authoritative answer:
api.googleusercontent.fb.messenger.com	canonical name = star.facebook.com.
star.facebook.com	canonical name = star.c10r.facebook.com.
Name:	star.c10r.facebook.com
Address: 31.13.71.1
Name:	star.c10r.facebook.com
Address: 2a03:2880:f012:1:face:b00c:0:1